package com.webserver.controller;

import com.webserver.entity.User;
import com.webserver.http.HttpServletRequest;
import com.webserver.http.HttpServletResponse;

import java.io.*;

public class UserController {
    private static File USER_DIR=new File("./users");
    static {
        if (!USER_DIR.exists()){
            USER_DIR.mkdirs();
        }
    }
    public void login( HttpServletRequest request,HttpServletResponse response) {
        System.out.println("开始处理用户的登录...");
        String username=request.getParameter("username");
        String password=request.getParameter("password");
        if (username==null||password==null){
            File file=new File("./webapps/myweb/login_info_error.html");
            response.setContentFile(file);
            return;
        }
        File userFile=new File(USER_DIR,".obj");
        if (userFile.exists()){

            try (
                    ObjectInputStream ois=new ObjectInputStream(new FileInputStream(userFile))
                    ){
                User user = (User) ois.readObject();
                if (user.getPassword().equals(password)){
                    File file=new File("./webapps/myweb/login_success.html");
                    response.setContentFile(file);
                    return;
                }
            } catch (IOException e) {
                e.printStackTrace();
            } catch (ClassNotFoundException e) {
                e.printStackTrace();
            }

        }
        File file = new File("./webapps/myweb/login_fail.html");
        response.setContentFile(file);


        System.out.println("处理用户登录完毕!");

    }

    public void reg( HttpServletRequest request,HttpServletResponse response) {
        //1.获取用户在表单上输入注册的信息
        System.out.println("开始处理用户注册");
        String username=request.getParameter("username");
        String password=request.getParameter("password");
        String nickname=request.getParameter("nickname");
        String ageStr=request.getParameter("age");
        System.out.println(username+","+password+","+nickname+","+ageStr);

        int age=Integer.parseInt(ageStr);

        //2.将信息保存
        User user=new User(username,password,nickname,age);

        File userFile=new File(USER_DIR,username+".obj");
        try (
            FileOutputStream fos=new FileOutputStream(userFile);
            ObjectOutputStream oos=new ObjectOutputStream(fos);


        ){
            oos.writeObject(user);
            System.out.println("注册成功");
            File file=new File("./webapps/myweb/reg_success.html");
            response.setContentFile(file);

    } catch (IOException e) {
            e.printStackTrace();
        }


        //3.响应客户端注册请求



        System.out.println("用户注册处理完毕");

    }
    public void login(){

    }
}
